//
// Copyright (C) 2005-2021 Alfresco Software Limited.
//
// This file is part of the Alfresco Content Mobile iOS App.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//  http://www.apache.org/licenses/LICENSE-2.0
//
//  Unless required by applicable law or agreed to in writing, software
//  distributed under the License is distributed on an "AS IS" BASIS,
//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//  See the License for the specific language governing permissions and
//  limitations under the License.
//

import UIKit

extension UIColor {
    convenience init(hex: String, alpha: CGFloat = 1.0) {
        let hexString: String = hex.trimmingCharacters(in: CharacterSet.whitespacesAndNewlines)
        let scanner = Scanner(string: hex)
        if hexString.hasPrefix("#") {
            scanner.currentIndex = scanner.string.index(after: scanner.currentIndex)
        }
        var color: UInt64 = 0
        scanner.scanHexInt64(&color)
        let mask = 0x000000FF
        let red   = CGFloat(Int(color >> 16) & mask) / 255.0
        let green = CGFloat(Int(color >> 8) & mask) / 255.0
        let blue  = CGFloat(Int(color) & mask) / 255.0
        self.init(red: red, green: green, blue: blue, alpha: alpha)
    }
}
